A randomized 25 question test from a pool of 761 questions, good luck!
The wired Ethernet transmission standards are defined by the OSI model layers. Which of the answers below is one of those defining layers?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog output memory location?
The numerous tasks that are accomplished at the same time in a DCS, is a result of the configured software programs that it has . Which of the software programs below will governed by IEC-61131-3?
Which of the HART addresses below would be best for hybrid signalling?
There are several data access methods used to transmit data. Which of the answers below can be described as a method that the responding device cannot initiate any communication independently?
Using the table below, which answer best represents the letter"d" in binary?
Subnet masks in IPv4 are used to divide an existing network. A class B network with 2 nodes, one with an IP address of 128.0.0.1 and a mask of 255.255.0.0. Which of the answers below reflects the address the other node must have for the two nodes to communicate?
Which of the messaging types below is best described as communication by sending a command, initiated by the scanner module, to all field device on the segment?
Which answer below is best described as the RS-232 standard for voltage range to transmit a "Mark"?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the transition point between the normal to abnormal conditions?
SCADA systems are specialized utilizations of a process control systems. Which of the terms below can be best defined as the remote measurement component of a control system?
There are many options to choose from for alarm states. Which of the following alarm states can be best described as when the operating conditions automatically suppress an alarm?
One of the layers of the OSI manages access to be able to transmit data. Which of the answers below represents that layer?
Data communication in a DCS takes the form of various net works. Which of the networks below connects to servers that share business data?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best be used for an analog value that has no need of significant accuracy?
Which of the signalling methods below best represent the one used by Foundation fieldbus H1 for transmission?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the bridge interacts with?
The numerous tasks that are accomplished at the same time in a DCS, is a result of the configured software programs that it has . Which of the software programs below will set up the user manager and data administrator when loaded?
There are numerous threats to the security of a DCS. Which of the security measures below requires a login to a user account?
One of the layers of the OSI manages access to be able to transmit data. Which of the answers below represents that layer?
Alarm management is based upon the process conditions model. Which of the conditions in that model could be described as the acceptable operating conditions?
The addition of BCC to the message frame increases the efficiency of detecting errors in transmissions. which one of the error check systems employs a calculated total by the receiver in comparison to the total of the received data?
Communication that is wireless in a SCADA system is common. Which of the communication methods below would be best defined as one that is low cost with high data throughputs, but must have security measures installed to protect the data?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a coil to the slave device?
Over the lifetime of a HMI, there will be changes to it's software form the supplier. Which of the terms below would describe the red number in the picture below?
